Five handcart interlocking device that prevent interlock

The utility model discloses a five handcart interlocking device that prevent interlock, include and be connected with the earthing switch operating axis, can transmit the moment of torsion of earthingswitch operating axis the transmission structure for the circuit breaker handcart, be connected, prevent the circuit breaker handcart with transmission structure and taken out the locking structure of circuit breaker room when the earthing switch separating brake, along with the linkage of locking structure, prevent the limiting structure of operating breaker handcart when earthing switch closesa floodgate and prevent the not location structure of earthing switch combined floodgate when test position of circuit breaker handcart, above -mentioned handcart interlocking device safe and reliablethrough the cooperation between a plurality of structures, guarantees that only the circuit breaker handcart is when test position, and the earthing switch operating axis just closes a floodgate to earthing switch, and can avo